The general career trajectory for these principles is often described as follows:

Moving beyond "happy path" coding to consider edge cases and what might break in a real system.

Breaking large problems into smaller, manageable parts rather than rushing to write code.

Being a "solid" junior isn't just about technical knowledge; it involves shifting focus from "how" something works to "why" it works. Key areas for growth include:

Learns to follow the principles to improve code quality.

In popular culture, "Solid" is the title of a track by Pascal Junior featuring The Crushboys.